Polygon Angles

If the sum of the interior angles of a polygon equals 900°, how many sides does the polygon have? 

• 7
• 9
• 10
• 12

Look at this convex polygon.How many triangles are formed by drawing all the diagonals from a single vertex?

• 2
• 3
• 4
• 1

Find the value of x

• 87°
• 54°
• 101°
• 92°

What is the name of a 7 sided polygon?

• hexagon
• heptagon
• octagon
• nonagon

Tags

CCSS.2.G.A.1

Find the measure of angle K.

• 9

• 97°

• 48°

• 79°

Find the value of X.

• 60
• 120
• 85
• 55

How many sides does a quadrilateral have?

• 3

• 4

• 5

• 6

Tags

CCSS.2.G.A.1

What do you call a nine sided polygon?

• Nonagon

• Octagon

• Nineagon

• Decagon

Tags

CCSS.2.G.A.1

What do you call a polygon with "n" sides?

• n-gon

• There is no name for it

• nonagon

• polygon

Tags

CCSS.2.G.A.1

What is the measure of ONE interior angle in a regular pentagon (5-sides)?

• 90°
• 108°
• 120°
• 180°